#include<iostream>
#include<algorithm>
using namespace std;

int main(){
	int n;
	cin>>n;
	int a[n];
	for(int i=0;i<n;i++){
		a[i]=i+1;
	}
	do{
		cout<<a[0];
		for(int i=1;i<n;i++){
			cout<<" "<<a[i];
		}
		cout<<endl;
	}while(next_permutation(a,a+n));
	return 0;
}
